code: def shortcut(self, input, ch_out, stride, name):
      ch_in = input.shape[1]
      if ch_in != ch_out or stride != 1:
          return self.conv_bn_layer(input, ch_out, 1, stride, name=name)
      else:
          return input
  
file_path: DALI/docs/examples/use_cases/paddle/tsm/tsm.py
imports: import math
  import paddle
  from paddle import static
label_desc: Use image node_id 4 for calling the TSM obj's underlying member method code with example usage: obj.shortcut(input, ch_out, stride, name) and returns: self, input